diff --git a/trunk/src/app/srs_app_rtc_conn.cpp b/trunk/src/app/srs_app_rtc_conn.cpp
index 95b9a0842..0b4eab0a8 100644
--- a/trunk/src/app/srs_app_rtc_conn.cpp
+++ b/trunk/src/app/srs_app_rtc_conn.cpp
@@ -3128,8 +3128,8 @@ srs_error_t SrsRtcConnection::create_publisher(SrsRequest* req, SrsRtcStreamDesc
     }
 
     if (_srs_rtc_hijacker) {
-        if ((err = _srs_rtc_hijacker->on_before_publish(this, publisher, req)) != srs_success) {
-            return srs_error_wrap(err, "on before publish");
+        if ((err = _srs_rtc_hijacker->on_create_publish(this, publisher, req)) != srs_success) {
+            return srs_error_wrap(err, "on create publish");
         }
     }
 
diff --git a/trunk/src/app/srs_app_rtc_conn.hpp b/trunk/src/app/srs_app_rtc_conn.hpp
index a358abd96..98e22c866 100644
--- a/trunk/src/app/srs_app_rtc_conn.hpp
+++ b/trunk/src/app/srs_app_rtc_conn.hpp
@@ -497,9 +497,9 @@ public:
 public:
     // Initialize the hijacker.
     virtual srs_error_t initialize() = 0;
-    // When create publisher.
-    virtual srs_error_t on_before_publish(SrsRtcConnection* session, SrsRtcPublishStream* publisher, SrsRequest* req) = 0;
-    // When start publisher by RTC.
+    // When create publisher, SDP is done, DTLS is not ready.
+    virtual srs_error_t on_create_publish(SrsRtcConnection* session, SrsRtcPublishStream* publisher, SrsRequest* req) = 0;
+    // When start publisher by RTC, SDP and DTLS are done.
     virtual srs_error_t on_start_publish(SrsRtcConnection* session, SrsRtcPublishStream* publisher, SrsRequest* req) = 0;
     // When stop publish by RTC.
     virtual void on_stop_publish(SrsRtcConnection* session, SrsRtcPublishStream* publisher, SrsRequest* req) = 0;